Plug



FIG. 1 is a front perspective view of a plug;

FIG. 2 is a back perspective view of the plug;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left elevational view thereof;

FIG. 6 is a right elevational view thereof;

FIG. 7 is a back plan view thereof; and,

FIG. 8 is a front plan view thereof.

The broken lines shown in the drawings of the plug are for the purpose of illustrating portions of the article and form no part of the claimed design. 

We claim the ornamental design for a plug, as shown and described. 